9901040

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5381}}^1$

素因数の和:5417

約数の個数: 40

約数和(自身を含む): 24025248

約数和(自身を除く): 14124208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 5381, 10762, 21524, 26905, 43048, 53810, 86096, 107620, 123763, 215240, 247526, 430480, 495052, 618815, 990104, 1237630, 1980208, 2475260, 4950520, 9901040]

約数ペア:

[(1, 9901040), (2, 4950520), (4, 2475260), (5, 1980208), (8, 1237630), (10, 990104), (16, 618815), (20, 495052), (23, 430480), (40, 247526), (46, 215240), (80, 123763), (92, 107620), (115, 86096), (184, 53810), (230, 43048), (368, 26905), (460, 21524), (920, 10762), (1840, 5381)]